Finding the Fourth Proportional to 544,181.68, 816,281.88 and 189,207.28
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Solution
The fourth proportional to 544,181.68, 816,281.88 and 189,207.28 is: 283,814.17
Step by Step Solution
- Step 1: Write the proportion equation
544,181.68 : 816,281.88 = 189,207.28 : x - Step 2: Convert to fraction form
544,181.68/816,281.88 = 189,207.28/x - Step 3: Cross multiply
544,181.68x = 816,281.88 × 189,207.28 - Step 4: Simplify right side
544,181.68x = 154,446,474,228.09 - Step 5: Solve for x
x = 154,446,474,228.09/544,181.68 - Step 6: Final answer
x = 283,814.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.